Product Overview

The Century USQ1102 is a dependable 1 HP, single-speed pool pump motor built for common inground pump applications that use a 48Y square-flange mounting style. With dual-voltage 115/230V capability and a rugged, service-friendly design, it’s a go-to replacement motor when you need reliable starts and steady performance.

Ideal For

Replacing worn motors on many square-flange (48Y) pool pumps

Inground pool pump setups needing a 1 HP, single-speed motor

Applications requiring 115V or 230V wiring flexibility

Homeowners/techs looking for a proven, widely used replacement motor platform

Key Features

1 HP, 1-speed motor design

Dual voltage: 115/230V

48Y frame with square flange mounting

3450 RPM performance (typical for single-speed pool motors)

Open Drip Proof (ODP) enclosure style (commonly listed for this model)

Capacitor start / capacitor run motor design (commonly listed)

CCW rotation (pump end) commonly used on many pool pump applications

Threaded stainless steel shaft (commonly listed as 5/8" diameter)

Benefits

Restores strong, consistent pump operation when an old motor is noisy, weak, or won’t start

Dual-voltage wiring helps match existing electrical setups (115V or 230V)

Square-flange 48Y fit makes it a practical replacement for many popular pump models

Built for long service life with pool-duty components

Specifications

Customer-Facing Q&A

Q: Is this motor 115V or 230V?
A: It’s dual-voltage (115/230V) and can be wired for either, depending on your setup.

Q: Is this a 2-speed or variable-speed motor?
A: No, it’s a single-speed motor.

Q: What does “48Y square flange” mean?
A: It refers to the frame and mounting style. This motor uses a 48Y frame with a square flange—you’ll want to match this to your existing motor/pump mount.

Q: Will this fit my pump?
A: It will fit pumps that use a 48Y square-flange motor mount and are compatible with a 1 HP motor. Match your existing motor’s frame/flange and wiring specs to confirm.

Q: Does it come with everything needed to install?
A: It’s typically sold as the motor only. You may need to reuse or replace items like the seal, gasket, and electrical whip depending on your pump and condition of parts.